API Reference

Complete reference documentation for the RobotDomainSearch API.

Base URL

https://api.robotdomainsearch.com

Endpoint	Method	Description
`/check`	GET	Check domain availability (supports bulk TLD and category checks)
`/whois`	GET	WHOIS / RDAP domain lookup
`/intel`	GET	Domain intelligence (parked detection, screenshot)
`/auctions`	GET	Browse live domain auctions
`/tlds`	GET	List supported TLDs (511 TLDs across 15 categories)
`/register`	GET	Get registration links
`/health`	GET	API health check

The ENS (Ethereum Name Service) API is a separate service for checking .eth name availability and metadata.

Base URL:

https://ens.robotdomainsearch.com

Endpoint	Method	Description
`/check`	GET	Check ENS name availability + pricing
`/metadata`	GET	Get ENS metadata (address, avatar, social links)
`/health`	GET	ENS service health check

All endpoints accept query parameters:

curl "https://api.robotdomainsearch.com/check?name=example&tld=com"

All responses are JSON. Each endpoint returns a different structure — see the individual endpoint docs for details.

Rate limiting is applied to all requests. See Rate Limits for details.

All errors return a consistent format:

{
  "error": "invalid_domain",
  "message": "The domain format is invalid",
  "code": 400
}

See Error Codes for the complete list.